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-rw-r--r--sbin/mdconfig/mdconfig.814
1 files changed, 14 insertions, 0 deletions
diff --git a/sbin/mdconfig/mdconfig.8 b/sbin/mdconfig/mdconfig.8
index a8a5a9ae9c20..bb5e77f45c0e 100644
--- a/sbin/mdconfig/mdconfig.8
+++ b/sbin/mdconfig/mdconfig.8
@@ -60,6 +60,8 @@
.Op Fl f Ar file
.Op Fl S Ar sectorsize
.Op Fl u Ar unit
+.Op Fl x Ar sectors/track
+.Op Fl y Ar heads/cyl
.Nm
.Fl d
.Fl u Ar unit
@@ -119,6 +121,18 @@ which
denotes kilobyte, megabyte and gigabyte respectively.
.It Fl S Ar sectorsize
Sectorsize to use for malloc backed device.
+.It Fl x Ar sectors/track
+See description of
+.Fl y
+below.
+.It Fl y Ar heads/cylinder
+For malloc backed devices, the
+.Fl x
+and
+.Fl y
+options can be used to specify a synthetic geometry.
+This is useful for constructing bootable images for later download to
+other devices.
.It Fl o Oo Cm no Oc Ns Ar option
Set or reset options.
.Bl -tag -width indent